# Proton Mail vs 2FA Authenticator (2FAS)

The clearest difference is in-app purchases: 2FA Authenticator (2FAS) at none against Proton Mail's 6. 2FA Authenticator (2FAS) also leads on review sentiment (77% vs 47%). Proton Mail's advantage is update cadence (every 10 days vs monthly) and chart position (#61 vs unranked). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Proton Mail sells 6 in-app purchases, starting at $5.99 per month. 2FA Authenticator (2FAS) asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Proton Mail against 4.7 for 2FA Authenticator (2FAS). Both are backed by a comparable volume of ratings — 48K and 35K respectively. Written reviews are what separate them: 47% of Proton Mail's written reviews are positive against 77% of 2FA Authenticator (2FAS)'s.

Proton Mail ships an update every 10 days, 2FA Authenticator (2FAS) monthly. Both last shipped on October 16, 2026.

## The numbers

| Metric | Proton Mail | 2FA Authenticator (2FAS) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (48K ratings)](https://appshunter.io/ios/app/proton-mail-encrypted-email/id979659905/reviews)** | [4.7 (35K ratings)](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794/reviews) |
| Number of ratings | **48K** | 35K |
| Positive reviews | 46.5% of reviews | **77.4% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#61** | — |
| Size | 272 MB | 80 MB |
| Requires iOS | **17.2** | 18.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Proton AG](https://appshunter.io/developer/979659484) | [Two Factor Authentication Service Inc.](https://appshunter.io/developer/1217793793) |

## What reviewers say

### Proton Mail

[App page](https://appshunter.io/ios/app/proton-mail-encrypted-email/id979659905)

**Currently charting:** #61 Top Free · Productivity, #86 Top Grossing · Productivity (US App Store)

This encrypted email service from Switzerland prioritizes user privacy with end-to-end encryption. It offers robust security features to protect your communications from phishing, spam, and tracking, allowing you to manage your inbox with ease.

**Highlights:** End-to-end encryption, Password-protected emails, Multiple account support, Inbox organization (folders, labels), Dark mode, Phishing and spam protection

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mail Plus 1 month | $5.99 | per month |
| Unlimited 1 month | $14.99 | per month |
| Mail Plus 12 months | $47.90 | per year |
| Unlimited 1 year | $119.00 | per year |
| Mail Plus (1 year) | $59.99 | one-time |
| Proton Unlimited | $149.99 | one-time |

**What reviewers like**

- 🚀 Smooth performance
- 🔒 Excellent security and privacy
- 👍 Clean and intuitive interface
- 💡 Expanding ecosystem of Proton services

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- ⏱️ Slow email loading times
- 📝 Lacking advanced email management features
- 💰 Expensive paid plans

**Reported bugs**

- Login issues and lost email data
- Unreliable push notifications
- Inconsistent user experience between app and web

**Requested features**

- Conversation threading and email previews
- Customizable notification sounds
- Offline email access
- Improved syncing across devices


### 2FA Authenticator (2FAS)

[App page](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794)

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

**Highlights:** Two-factor authentication, Token backup and restore, App protection with passcode/biometrics, Open-source and transparent, Offline functionality, Cross-device sync, One-tap authentication with browser extensions

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient and fast
- 🔒 Secure and private
- 👍 Simple and intuitive UI
- 💡 Customizable icons and folders
- 🔒 iCloud backup and sync

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔒 Lack of password/PIN protection
- 🕰 No Apple Watch app
- 🐛 Issues with push notifications
- 🕰 Missing desktop/web app

**Reported bugs**

- Tokens disappearing after device changes
- Push notification failures
- Incompatibility with older devices

**Requested features**

- Alphanumeric passcode option
- Custom icon uploads
- Apple Watch app
- Desktop/web app
- Improved support and communication


## Frequently asked questions

### Is Proton Mail free?

Proton Mail is free to download, with in-app purchases available.

### Is 2FA Authenticator (2FAS) free?

2FA Authenticator (2FAS) is free to download, with no in-app purchases.

### Which has better reviews, Proton Mail or 2FA Authenticator (2FAS)?

Proton Mail is rated higher. Proton Mail averages 4.8 out of 5 from 48K ratings, while 2FA Authenticator (2FAS) averages 4.7 from 35K ratings.

### Do Proton Mail or 2FA Authenticator (2FAS) have ads?

Neither Proton Mail nor 2FA Authenticator (2FAS) shows ads.

### Which is updated more often, Proton Mail or 2FA Authenticator (2FAS)?

Proton Mail ships an update every 10 days, and 2FA Authenticator (2FAS) monthly. Most recently, Proton Mail was updated on October 16, 2026 and 2FA Authenticator (2FAS) on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*